C-clamp



FIG. 1 is a bottom and side elevational perspective view of a C-clamp showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a front plan elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear plan view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a C-clamp, as shown. 